wx3508h 速度慢

我的手机协商的是802.11gn，手机是支持5G的。

<AC>display wlan client mac-address 0831-8ba9-69f2 verbose Total number of clients: 1 MAC address : 0831-8ba9-69f2 IPv4 address : 10.10.110.53 IPv6 address : N/A Username : N/A AID : 3 AP ID : 9 AP name : 2F-1 Radio ID : 2 Channel : 8 SSID : tysj BSSID : 98f1-8114-b430 VLAN ID : 200 Service VLAN ID : N/A Sleep count : 1008 Wireless mode : 802.11gn Channel bandwidth : 20MHz 20/40 BSS Coexistence Management : Not supported SM power save : Disabled Short GI for 20MHz : Supported Short GI for 40MHz : Not supported STBC RX capability : Supported STBC TX capability : Not supported LDPC RX capability : Supported Block Ack : TID 0 Both Supported HT MCS set : 0, 1, 2, 3, 4, 5, 6, 7 Supported rates : 1, 2, 5.5, 6, 9, 11, 12, 18, 24, 36, 48, 54 Mbps QoS mode : WMM Listen interval : 10 RSSI : 36 Rx/Tx rate : 72.2/72.2 Mbps Speed : 1.608/2.624Kbps Authentication method : Open system Security mode : RSN AKM mode : PSK Cipher suite : CCMP User authentication mode : Bypass WPA3 status : Disabled Authorization CAR : N/A Authorization ACL ID : N/A Authorization user profile : N/A Roam status : N/A Key derivation : SHA1 PMF status : N/A Forwarding policy name : Not configured Online time : 0days 0hours 39minutes 52seconds FT status : Inactive BTM mode : Inactive

手机协商速率过低，

手机协商速率过低，应该怎么解决。

原来两个默认都为20 将radio1 channel band-width 80 和radio2 channel band-width 40